2D	two-dimensional
3D	three-dimensional
ABM	Active Block Modifier
ADB	Android Debug Bridge
ADT	Android Developer Tools
AGPL	Affero General Public License
AIDS	acquired immune deficiency syndrome
ALEC	American Legislative Exchange Council
AMD	Advanced Micro Devices
APA	American Psychological Association
API	application programming interface
APN	Access Point Name
APT	Advanced Package Tool
ASCII	American Standard Code for Information Interchange
AT&T	American Telephone and Telegraph
ATM	automated teller machine
BCE	Before Common Era
BIOS	Basic Input/Output System
BSD	Berkeley Software Distribution
CAPTCHA	Completely Automated Public Turing test to tell Computers and Humans Apart
CC BY	Creative Commons Attribution
CC BY 3.0	Creative Commons Attribution 3.0 Unported
CC BY 4.0	Creative Commons Attribution 4.0 International
CC BY-NC	Creative Commons Attribution-NonCommercial
CC BY-NC-ND	Creative Commons Attribution-NonCommercial-NoDerivatives
CC BY-NC-SA	Creative Commons Attribution-NonCommercial-ShareAlike
CC BY-NC-SA 3.0	Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported
CC BY-ND	Creative Commons Attribution-NoDerivatives
CC BY-SA	Creative Commons Attribution-ShareAlike
CC BY-SA 2.5	Creative Commons Attribution-ShareAlike 2.5 Generic
CC BY-SA 3.0	Creative Commons Attribution-ShareAlike 3.0 Unported
CC BY-SA 4.0	Creative Commons Attribution-ShareAlike 4.0 International
CD	compact disc
CDC	Centres for Disease Control and Prevention
CDMA	code division multiple access
CDN	content delivery network
CE	Current Era
CEO	chief executive officer
COBOL	common business-oriented language
CPR	cardiopulmonary resuscitation
CPU	central processing unit
CSS	Cascading Style Sheets
CSV	comma-separated values
DBMS	database management system
DDoS	distributed denial-of-service
DHCP	Dynamic Host Configuration Protocol
DKIM	DomainKeys Identified Mail
DMCA	Digital Millennium Copyright Act
DMV	Department of Motor Vehicles
DNA	deoxyribonucleic acid
DNS	Domain Name System
DNSSEC	Domain Name System Security Extensions
DRM	digital restrictions management
DSL	digital subscriber line
DTD	document type definition
DVD	digital versatile disc
DVR	digital video recorder
EDGE	Enhanced Data rates for GSM Evolution
EFF	Electronic Frontier Foundation
EIN	Employer Identification Number
EPUB	electronic publication
EUR	euros
FAFSA	Free Application for Federal Student Aid
FAT	File Allocation Table
FBI	Federal Bureau of Investigation
FCC	Federal Communications Commission
FLAC	Free Lossless Audio Codec
FSF	Free Software Foundation
FTP	File Transfer Protocol
FTPS	File Transfer Protocol Secure
FQDN	fully qualified domain name
GB	gigabytes
GBP	pounds sterling
GD	graphics draw
GFDL	GNU "Free" Documentation License
GIF	Graphics Interchange Format
GIMP	GNU Image Manipulation Program
GMO	genetically modified organism
GMP	GNU Multiple Precision Arithmetic Library
GNOME	GNU Network Object Model Environment
GNU	GNU's Not Unix
GPA	Grade Point Average
GPL	General Public License
GPLv2	General Public License version Two
GPLv3	General Public License version Three
GPLv3+	General Public License version Three or later
GPSr	Global Positioning System receiver
GPU	graphics processing unit
GRUB	Grand Unified Bootloader
GSM	Global System for Mobile Communications
GTK+	GIMP Toolkit
GUI	graphical user interface
GnuPG	GNU Privacy Guard
HIV	human immunodeficiency virus
HKD	Hong Kong Dollars
HTML	Hypertext Markup Language
HTTP	Hypertext Transfer Protocol
HTTPS	Hypertext Transfer Protocol Secure
I2P	Invisible Internet Project
IANA	Internet Assigned Numbers Authority
ICANN	Internet Corporation for Assigned Names and Numbers
ID	identification
IDE	integrated development environment
IDLE	Integrated Development and Learning Environment
IDN	internationalised domain name
IETF	Internet Engineering Task Force
IMAP	Internet Message Access Protocol
IMEI	International Mobile Station Equipment Identity
IMSI	international mobile subscriber identity
IP	Internet Protocol
IPC	inter-process communication
IPv4	Internet Protocol version Four
IPv6	Internet Protocol version Six
IRC	Internet Relay Chat
IRCD	Internet Relay Chat Daemon
IRCS	Internet Relay Chat over SSL
IRS	Internal Revenue Service
ISBN	International Standard Book Number
ISO	International Organisation for Standardisation
ISP	Internet service provider
JAR	Java Archive
JDK	Java Development Kit
JPEG	Joint Photographic Experts Group
JRE	Java Runtime Environment
JSON	JavaScript Object Notation
JVM	Java virtual machine
KDE	K Desktop Environment
LAN	local area network
LED	light-emitting diode
LGPL	Lesser General Public License
LGPLv3+	Lesser General Public License version Three or later
LKR	Sri Lankan rupees
LTE	Long-Term Evolution
LTS	long-term support
LUKS	Linux Unified Key Setup
LXDE	Lightweight X11 Desktop Environment
MAC	media access control
MD5	message digest 5
MIDI	Musical Instrument Digital Interface
MIT	Massachusetts Institute of Technology
MMS	Multimedia Messaging Service
MP3	MPEG-1 or MPEG-2 Audio Layer III
MTP	Media Transfer Protocol
MVNO	mobile virtual network operator
Mbps	megabits per second
NIC	Network Information Centre
NSA	National Security Agency
OCD	obsessive-compulsive disorder
ODT	OpenDocument Text
OFTC	Open and Free Technology Community
OS	operating system
OTR	Off-the-Record
PDF	Portable Document Format
PECL	PHP Extension Community Library
PETA	People for the Ethical Treatment of Animals
PGP	Pretty Good Privacy
PHP	PHP: Hypertext Preprocessor
PIN	personal identification number
PMS	premenstrual syndrome
PNG	Portable Network Graphic
PR	public relations
PTSD	posttraumatic stress disorder
PowerPC	Performance Optimisation With Enhanced RISC - Performance Computing
RAM	random-access memory
RAR	Roshal Archive
RFC	Request for Comments
ROT13	rotate by 13 places
RPM	revolutions per minute
RSA	Rivest-Shamir-Adleman
RSS	Rich Site Summary
SASL	Simple Authentication and Security Layer
SD	Secure Digital
SDK	software development kit
SDXC	Secure Digital Extended Capacity
SFTP	SSH File Transfer Protocol
SGML	Standard Generalised Markup Language
SHA1	secure hash algorithm 1
SHA256	secure hash algorithm 2 (256 bit)
SHTML	Server Side Include-enabled Hypertext Markup Language
SIM	subscriber identity module
SIP	Session Initiation Protocol
SLD	Second Level Domain
SMS	Short Message Service
SMTP	Simple Mail Transfer Protocol
SNI	Server Name Indication
SOCKS	Socket Secure
SPF	Sender Policy Framework
SSH	Secure Shell
SSL	Secure Sockets Layer
SQL	Structured Query Language
SaaSS	Service as a Software Substitute
TCP	Transmission Control Protocol
TLD	Top Level Domain
TLS	Transport Layer Security
TNT	trinitrotoluene
TTL	time to live
TTY	text terminal
TZS	shillingi
Tor	The Onion Router
UDP	User Datagram Protocol
UPS	United Parcel Service
URI	Uniform Resource Identifier
URL	Uniform Resource Locator
USA FREEDOM	Uniting and Strengthening America by Fulfilling Rights and Ending Eavesdropping, Dragnet-collection and Online Monitoring
USA PATRIOT	Uniting and Strengthening America by Providing Appropriate Tools Required to Intercept and Obstruct Terrorism
USB	Universal Serial Bus
USD	United States Dollars
USPS	United States Postal Service
VAT	value-added tax
VEF	bolívar fuerte
VGA	Video Graphics Array
VHS	Video Home System
VLC	VideoLAN Client
VPN	virtual private network
VPS	virtual private server
VoIP	Voice over Internet Protocol
VoLTE	Voice over Long-Term Evolution
W3C	World Wide Web Consortium
WAVE	Waveform Audio File Format
WHATWG	Web Hypertext Application Technology Working Group
WIPO	World Intellectual Property Organisation
WVGA	Wide Video Graphics Array
Wine	Wine Is Not an Emulator
XHTML	Extensible Hypertext Markup Language
XML	Extensible Markup Language
XMPP	Extensible Messaging and Presence Protocol
ZIP	Zone Improvement Plan
a.m.	ante meridiem
cURL	Client for URLs/Client URL Request Library/Curl URL Request Library
ccTLD	country code top-level domain
gTLD	generic top-level domain
lo-fi	low fidelity
mDNS	multicast Domain Name System
ngIRCd	Next Generation IRC Daemon
p.m.	post meridiem
rDNS	reverse Domain Name System
radar	Radio Detection And Ranging
regexp	regular expression
